What is the true brightness of a star? *
A. its apparent magnitude
B. its absolute magnitude

In which phase(s) do the molecules take the shape of the container?

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?

Is 9 correct? and can someone me with 10? it’s due tomorrow, you